drm/i915/dp: change eDP default scaling mode to respect aspect ratio

Signed-off-by: NYuly Novikov <ynovikov@chromium.org>
[Jani: ripped this change separate from the scaling mode change support]
Signed-off-by: NJani Nikula <jani.nikula@intel.com>
Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com>
Tested-by: NPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_dp.c

@@ -2547,8 +2547,8 @@ intel_dp_add_properties(struct intel_dp *intel_dp, struct drm_connector *connect
 		drm_connector_attach_property(
 			connector,
 			connector->dev->mode_config.scaling_mode_property,
-			DRM_MODE_SCALE_FULLSCREEN);
-		intel_connector->panel.fitting_mode = DRM_MODE_SCALE_FULLSCREEN;
+			DRM_MODE_SCALE_ASPECT);
+		intel_connector->panel.fitting_mode = DRM_MODE_SCALE_ASPECT;
 	}
 }